@article {222, title = {Architectural Approaches for HL7-Based Health Information Systems Implementation}, journal = {Methods of Information In Medicine}, volume = {49}, year = {2010}, month = {2010}, pages = {204}, type = {A1}, chapter = {196}, keywords = {HL7, J2EE, middleware, semantic interoperability, system architectures, Systems Integration}, issn = {0026-1270}, url = {http://www.schattauer.de/de/magazine/uebersicht/zeitschriften-a-z/methods/contents/archivestandard/issue/1053/manuscript/12775.html}, author = {Diego Mauricio L{\'o}pez Gutierrez and Bernd Blobel} }